Flood studies : An international guide for collection and processing of data. Paris: 1971 49 p. : ill.
Flood studies : An international guide for collection and processing of data. Paris: 1971 49 p. : ill.
(1971) Flood studies : An international guide for collection and processing of data, Paris: 49 p. : ill.
(1971). Flood studies : An international guide for collection and processing of data. A contribution to the international hydrological decade. Paris: 49 p. : ill.
Flood studies : An international guide for collection and processing of data: A contribution to the international hydrological decade. Paris: 1971. p. 49 p. : ill.